afs/VNOPS: reduce stack usage

[openafs.git] / src / afs / VNOPS / afs_vnop_dirops.c

diff --git a/src/afs/VNOPS/afs_vnop_dirops.c b/src/afs/VNOPS/afs_vnop_dirops.c
index f4e4e45..47c71a7 100644 (file)
--- a/src/afs/VNOPS/afs_vnop_dirops.c
+++ b/src/afs/VNOPS/afs_vnop_dirops.c
@@ -47,7 +47,7 @@ afs_mkdir(OSI_VC_DECL(adp), char *aname, struct vattr *attrs,
     afs_size_t offset, len;
     struct vcache *tvc;
     struct AFSStoreStatus InStatus;
-    struct AFSFetchStatus OutFidStatus, OutDirStatus;
+    struct AFSFetchStatus *OutFidStatus, *OutDirStatus;
     struct AFSCallBack CallBack;
     struct AFSVolSync tsync;
     afs_int32 now;
@@ -59,6 +59,9 @@ afs_mkdir(OSI_VC_DECL(adp), char *aname, struct vattr *attrs,
     afs_Trace2(afs_iclSetp, CM_TRACE_MKDIR, ICL_TYPE_POINTER, adp,
               ICL_TYPE_STRING, aname);
 
+    OutFidStatus = osi_AllocSmallSpace(AFS_SMALLOCSIZ);
+    OutDirStatus = osi_AllocSmallSpace(AFS_SMALLOCSIZ);
+
     if ((code = afs_InitReq(&treq, acred)))
        goto done2;
     afs_InitFakeStat(&fakestate);
@@ -115,8 +118,8 @@ afs_mkdir(OSI_VC_DECL(adp), char *aname, struct vattr *attrs,
                                aname,
                                &InStatus,
                                (struct AFSFid *)&newFid.Fid,
-                               &OutFidStatus,
-                               &OutDirStatus,
+                               OutFidStatus,
+                               OutDirStatus,
                                &CallBack,
                                &tsync);
                RX_AFS_GLOCK();
@@ -163,7 +166,7 @@ afs_mkdir(OSI_VC_DECL(adp), char *aname, struct vattr *attrs,
     /* otherwise, we should see if we can make the change to the dir locally */
     if (tdc)
        ObtainWriteLock(&tdc->lock, 632);
-    if (AFS_IS_DISCON_RW || afs_LocalHero(adp, tdc, &OutDirStatus, 1)) {
+    if (AFS_IS_DISCON_RW || afs_LocalHero(adp, tdc, OutDirStatus, 1)) {
        /* we can do it locally */
        ObtainWriteLock(&afs_xdcache, 294);
        code = afs_dir_Create(tdc, aname, &newFid.Fid);
@@ -182,7 +185,7 @@ afs_mkdir(OSI_VC_DECL(adp), char *aname, struct vattr *attrs,
        /* We will have to settle with the local link count. */
        adp->f.m.LinkCount++;
     else
-       adp->f.m.LinkCount = OutDirStatus.LinkCount;
+       adp->f.m.LinkCount = OutDirStatus->LinkCount;
     newFid.Cell = adp->f.fid.Cell;
     newFid.Fid.Volume = adp->f.fid.Fid.Volume;
     ReleaseWriteLock(&adp->lock);
@@ -242,6 +245,8 @@ afs_mkdir(OSI_VC_DECL(adp), char *aname, struct vattr *attrs,
     afs_PutFakeStat(&fakestate);
     code = afs_CheckCode(code, &treq, 26);
   done2:
+    osi_FreeSmallSpace(OutFidStatus);
+    osi_FreeSmallSpace(OutDirStatus);
     return code;
 }